Energy Saving Calculator

Energy Savings / ROI Calculator close X

Calculate the total kilowatts saved by replacing the inefficient lamps with more efficient lamps

Original Lamp Wattage

Replacement Lamp Wattage X

Watts Saved Per Lamp =

Number of Lamps to Replace X

Total Watts Saved =

Total Kilowatts Saved =

Calculate the total kWh per year saved

Total Kilowatts Saved

Enter Hours Used Per Day X

Enter Days Used Per Week X

Enter Weeks Used Per Year X

Total kWh Saved Per Year =

Calculate the total energy cost saved per year

Total Kilowatts Saved Per Year

Energy Cost Per kWh X

Total Energy Cost Savings Per Year =

Payback on Investment

Initial Cost of Lighting Upgrade $

Total Energy Cost Savings Per Year /

Number of Months for Payback on Investment =

Savings over life of lamp =

Suitable for both indoor and outdoor use, this Energy Miser GCP 123 R20 compact fluorescent light bulb has an energy-efficient design that replaces a standard 45-watt equivalent. This R20 lamp operates at 11 watts and 120 volts with a medium (E26) base. Providing a bright 5000K daylight color temperature, the GCP 123 bulb is great for task, recessed, and track lighting. This long-life bulb will last up to 10,000 hours, more than five times that of standard incandescent bulbs.

Mercury containing products sold into the state of WA include an environmental handling charge of .25/each